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pack-bitmap: make bitmap header handling hash agnostic

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Increase the checksum field in struct bitmap_disk_header to be
GIT_MAX_RAWSZ bytes in length and ensure that we hash the proper number
of bytes out when computing the bitmap checksum.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
brian m. carlson
2019-02-19 00:04:54 +00:00
committed by Junio C Hamano
parent 5a8643eff1
commit 0f4d6cada8
3 changed files with 3 additions and 3 deletions
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2
pack-bitmap.h
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@ -14,7 +14,7 @@ struct bitmap_disk_header {
uint16_t version;
uint16_t options;
uint32_t entry_count;
unsigned char checksum[20];
unsigned char checksum[GIT_MAX_RAWSZ];
};
static const char BITMAP_IDX_SIGNATURE[] = {'B', 'I', 'T', 'M'};